Merge pull request matplotlib#27999 from anntzer/ch

Remove documentation that some backends don't support hatching.

Author: timhoffm

lib/matplotlib/collections.py

@@ -524,9 +524,6 @@ def set_hatch(self, hatch):
         hatchings are done.  If same letter repeats, it increases the
         density of hatching of that pattern.
 
-        Hatching is supported in the PostScript, PDF, SVG and Agg
-        backends only.
-
         Unlike other properties such as linewidth and colors, hatching
         can only be specified for the collection as a whole, not separately
         for each member.

lib/matplotlib/contour.py

@@ -1808,8 +1808,6 @@ def _initialize_x_y(self, z):
 
     A list of cross hatch patterns to use on the filled areas.
     If None, no hatching will be added to the contour.
-    Hatching is supported in the PostScript, PDF, SVG and Agg
-    backends only.
 
 algorithm : {'mpl2005', 'mpl2014', 'serial', 'threaded'}, optional
     Which contouring algorithm to use to calculate the contour lines and

lib/matplotlib/patches.py

@@ -558,9 +558,6 @@ def set_hatch(self, hatch):
         hatchings are done.  If same letter repeats, it increases the
         density of hatching of that pattern.
 
-        Hatching is supported in the PostScript, PDF, SVG and Agg
-        backends only.
-
         Parameters
         ----------
         hatch : {'/', '\\', '|', '-', '+', 'x', 'o', 'O', '.', '*'}

lib/matplotlib/tri/_tricontour.py

@@ -255,8 +255,6 @@ def tricontourf(ax, *args, **kwargs):
     hatches : list[str], optional
         A list of crosshatch patterns to use on the filled areas.
         If None, no hatching will be added to the contour.
-        Hatching is supported in the PostScript, PDF, SVG and Agg
-        backends only.
 
     Notes
     -----